Autofix Rubocop RSpec/LeadingSubject (#23670)

spec/validators/blacklisted_email_validator_spec.rb

@@ -4,6 +4,8 @@ require 'rails_helper'
 
 RSpec.describe BlacklistedEmailValidator, type: :validator do
   describe '#validate' do
+    subject { described_class.new.validate(user); errors }
+
     let(:user)   { double(email: 'info@mail.com', sign_up_ip: '1.2.3.4', errors: errors) }
     let(:errors) { double(add: nil) }
 
@@ -12,8 +14,6 @@ RSpec.describe BlacklistedEmailValidator, type: :validator do
       allow_any_instance_of(described_class).to receive(:blocked_email_provider?) { blocked_email }
     end
 
-    subject { described_class.new.validate(user); errors }
-
     context 'when e-mail provider is blocked' do
       let(:blocked_email) { true }